There are several lists all over the internet.
Here is one.
http://www.reddit.com/r/DnD/comments/2ftgjx/a_collection_of_rules_clarifications_from_mike/
EDIT: Here is another
http://www.enworld.org/forum/conten...e-from-Designers-Mearls-Crawford#.VG51bvnF98E
I think you will be hard pressed to find one that is perfectly up to date.